
Reset Windows Defender Service to Default Settings
If Windows Defender isn't starting, showing errors, or acting strangely, the service settings may...

If Windows Defender isn't starting, showing errors, or acting strangely, the service settings may...

When you see a message like “Windows activation authentication failed” or “license not genuine,” ...

You open Microsoft Store and see a message like ‘Proxy server isn’t working’ or ‘Check your proxy...

When you can't reach a website but your internet connection seems fine, DNS errors are a common c...

You open Microsoft Edge and see a configuration error message, or the browser behaves oddly—setti...

If you see "Invalid configuration. Permission denied" when opening Microsoft Sto...